DuPont Tyvek 400 TY121S Disposable Protective Coverall with Skid-Resistance Boots and Elastic Cuffs, White, Medium (Pack of 25) Multiple interlocking threads are sewn around the raw edges of garment material to create a strong, stress-resistance seam Laydown collar Elastic opening for tighter fit at wrist Attached Tyvek FC boots have special coating to provide added skid-resistance An ideal balance of protection and durability